Home / 1,447.75-2,173.14-1,037.68

Finding the Fourth Proportional to 1,447.75, 2,173.14 and 1,037.68

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Solution

The fourth proportional to 1,447.75, 2,173.14 and 1,037.68 is: 1,557.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447.75 : 2,173.14 = 1,037.68 : x
  2. Step 2: Convert to fraction form
    1,447.75/2,173.14 = 1,037.68/x
  3. Step 3: Cross multiply
    1,447.75x = 2,173.14 × 1,037.68
  4. Step 4: Simplify right side
    1,447.75x = 2,255,023.92
  5. Step 5: Solve for x
    x = 2,255,023.92/1,447.75
  6. Step 6: Final answer
    x = 1,557.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.